Qi Hui's answer to Syafeenaz's Primary 5 Maths Angles & Geometry Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Qi Hui
Qi Hui's answer
3 answers (Tutor Details)
1st
I am using substitution of algebraic expressions here.
Syafeenaz
Syafeenaz
5 years ago
Dont understand algebra. Sorry but thank you for working out for me .